"Sonata is another great GTK+ Music player for MPD (Music player
daemon). It’s a free software with a elegant and intuitive
interface for your music collection. It has a s tabbed interface
which includes your current playlist, your library (browse by
filesystem, artists, or albums), your saved playlists, and any
streams (pls/m3u is supported). You can perform most of your
actions through right-click popup menus. Features Include:
Expanded and collapsed views
Automatic remote and local album art
User-configurable columns
Automatic fetching of lyrics"